Fan Unit Replacement; Power Supply Unit Replacement - Fujitsu ULTIMA90 Maintenance Manual

(14) FAN UNIT replacement

Removal
1. Remove the upper cover.
2. Remove the printer mechanism assembly.
3. Remove the two screws securing the FAN UNIT
Installation
1. Install the power supply unit by reversing the removal procedure.

(15) Power Supply Unit replacement

Removal
1. Remove the upper cover.
2. Remove the printer mechanism assembly.
3. Remove the 3 screws securing the power supply unit.
4. Disconnect the AC switch assembly connector, reactor connector, and power supply unit connector, then
remove the power supply unit.
Figure 4.33 FNA UNIT replacement
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Screws